著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Barbara Bickart and Robert M. Schindler,Internet forums as influential sources of consumer information,Journal of Interactive Marketing,1094-9968,SAGE Publications,2001-08,15,3,31-40,https://cir.nii.ac.jp/crid/1361137045023514496,https://doi.org/10.1002/dir.1014